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FAQ

How does the button battery look positive and negative?
Button battery to check the positive and negative methods: see marked, the top is often no indication, the bottom of the "+" symbol positive.
Button batteries put together after the heat, about half an hour, after the separation can also be used?
Half an hour basically no available value. Choose from the inside of the battery is not short-circuit can also be used. Test voltage with a multimeter, 1.3V can be thrown away.
What is the voltage of a button battery?
Life common to the button battery 1.5V, 3V, there are rare cases is 5V.
How long can a button battery be used on a desktop computer motherboard? what's the effect? No electricity computer can boot it?
Battery life = battery power / G3 leakage current (G3 state: power off, the board lights do not light), generally can be used for 3 years.
Button battery CR2016 and CR2032 What is the difference?
2016 indicates a diameter of 20 mm and a thickness of 1.6 mm. 2032 indicates a diameter of 20 mm and a thickness of 3.2 mm. They are only different in thickness.
What model should the button battery in the computer host be used?
Motherboard battery is generally CR2032 or 2025, a thick point, a book point, it does not matter. It is only to save the motherboard BIOS information supply, there is no best and bad, mainly brand and quality problems, do not buy back to install a month or two no electricity on the bad.
What brand of button battery is good?
SONY button batteries in the entire electrical industry, is one of the market's top brands, together with the Eresson, Sony coin batteries in the communications manufacturing industry, IT industry more market appeal, the current computer motherboard market, battery share, SONY brand has occupied Second only to PANASNSOIC.
What are the models of the button battery?
Typical typical models are: 6F22 (9V), F22 (6V), 15F20 (22.5V), 10A (9V), 11A (6V), 23A (12V), 25A (9V), 26A (6V) ), 476A (6V), 120H7D (8.4V), 2X625A (3V), and the like.